{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43219",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:55.993Z",
        "datePublished": "2026-05-06T11:28:20.243Z",
        "dateUpdated": "2026-07-04T11:50:36.668Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-07-04T11:50:36.668Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: cpsw_new: Fix potential unregister of netdev that has not been registered yet\n\nIf an error occurs during register_netdev() for the first MAC in\ncpsw_register_ports(), even though cpsw->slaves[0].ndev is set to NULL,\ncpsw->slaves[1].ndev would remain unchanged. This could later cause\ncpsw_unregister_ports() to attempt unregistering the second MAC.\nTo address this, add a check for ndev->reg_state before calling\nunregister_netdev(). With this change, setting cpsw->slaves[i].ndev\nto NULL becomes unnecessary and can be removed accordingly."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/ti/cpsw_new.c"
                    ],
                    "versions": [
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "da8e1623a3028e1d8c75eec7898d94c6f17dce40",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "d31a12cee10bbc12b4b523a4709fd1fdee8b7d0f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "23acc565186ee27e788408cbd81b92730b6aaa3a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "67cca9df4d17f2c824655d31195b2e75334ae286",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "14645799ad5253a028cf662e2f9cd18a68f74b31",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "29739ec197ed66535bc0b86f14ab66c5f4512138",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "349c4cac6f54a81fc107589771f88136a2b20415",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ed3525eda4c4983fb8509e488de0a351788041ba",
                            "lessThan": "9d724b34fbe13b71865ad0906a4be97571f19cf5",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/ti/cpsw_new.c"
                    ],
                    "versions": [
                        {
                            "version": "5.5",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.5",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.260",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.210",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.176",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.143",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.93",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.16",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.6",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "5.10.260"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "5.15.210"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.1.176"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.6.143"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.12.93"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.18.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.19.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/da8e1623a3028e1d8c75eec7898d94c6f17dce40"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d31a12cee10bbc12b4b523a4709fd1fdee8b7d0f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/23acc565186ee27e788408cbd81b92730b6aaa3a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/67cca9df4d17f2c824655d31195b2e75334ae286"
                },
                {
                    "url": "https://git.kernel.org/stable/c/14645799ad5253a028cf662e2f9cd18a68f74b31"
                },
                {
                    "url": "https://git.kernel.org/stable/c/29739ec197ed66535bc0b86f14ab66c5f4512138"
                },
                {
                    "url": "https://git.kernel.org/stable/c/349c4cac6f54a81fc107589771f88136a2b20415"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9d724b34fbe13b71865ad0906a4be97571f19cf5"
                }
            ],
            "title": "net: cpsw_new: Fix potential unregister of netdev that has not been registered yet",
            "x_generator": {
                "engine": "bippy-1.2.0"
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        }
    }
}